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Core dumped: transcoding: cleanup when unpublish #4495

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Core dumped: transcoding: cleanup when unpublish#4495
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CodecHEVC, FFmpeg for ingesting, trascoding or codec.EnglishNativeThis issue is conveyed exclusively in English.WebRTCWebRTC, RTC2RTMP or RTMP2RTC.
Milestone
6.0
@thegobot

Description

@thegobot
thegobot
opened on Sep 17, 2025

XCORE-SRS/6.0.177(Hang)
STABLE

3a390f0

Frequent crashes start after adding transcoding (exec or transcode directives)

RTC whip publish
cleanup when unpublish
CRASH

RTC whip publish
cleanup when unpublish
CRASH

RTC whip publish
cleanup when unpublish
CRASH

Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.321][INFO][2900536][783a31k6] HTTP #0 127.0.0.1:38578 POST http://example.ru/rtc/v1/whip/?app=live&stream=gena&key=otjgy5h97qh8mcy>
Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.321][INFO][2900536][783a31k6] RTC whip publish /live/gena, clientip=127.0.0.1, app=live, stream=gena, offer=5136B, eip=, co>
Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.321][INFO][2900536][783a31k6] ignore attribute=, value=
Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.323][INFO][2900536][783a31k6] RTC publisher nack=1, nnc=1, pt-drop=0, twcc=1/3
Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.324][INFO][2900536][783a31k6] free rtc source id=[]
Sep 19 22:19:10 Schrodinger srs[2900536]: [2025-09-19 22:19:10.324][INFO][2900536][783a31k6] cleanup when unpublish, created=1, deliver=0


Sep 19 20:58:41 Schrodinger srs[2085267]: [2025-09-19 20:58:41.542][INFO][2085267][1107k8u4] HTTP #0 127.0.0.1:56012 POST http://example.ru/rtc/v1/whip/?app=live&stream=adam&key=b1vvdc97m2x783rsq>
Sep 19 20:58:41 Schrodinger srs[2085267]: [2025-09-19 20:58:41.542][INFO][2085267][1107k8u4] RTC whip publish /live/adam, clientip=127.0.0.1, app=live, stream=adam, offer=1090B, eip=, codec=>
Sep 19 20:58:41 Schrodinger srs[2085267]: [2025-09-19 20:58:41.543][INFO][2085267][1107k8u4] RTC publisher nack=1, nnc=1, pt-drop=0, twcc=0/0
Sep 19 20:58:41 Schrodinger srs[2085267]: [2025-09-19 20:58:41.543][INFO][2085267][1107k8u4] free rtc source id=[]
Sep 19 20:58:41 Schrodinger srs[2085267]: [2025-09-19 20:58:41.543][INFO][2085267][1107k8u4] cleanup when unpublish, created=1, deliver=0


Sep 17 18:26:42 Schrodinger srs[2010780]: [2025-09-17 18:26:42.499][INFO][2010780][42z94b02] cleanup when unpublish, created=1, deliver=0
Sep 17 18:26:42 Schrodinger srs[2010780]: AddressSanitizer:DEADLYSIGNAL
Sep 17 18:26:42 Schrodinger srs[2010780]: =================================================================
Sep 17 18:26:42 Schrodinger srs[2010780]: ==2010780==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x5d92baa69b3a bp 0x71bb7d440500 sp 0x71bb7d440400 T0)
Sep 17 18:26:42 Schrodinger srs[2010780]: ==2010780==The signal is caused by a READ memory access.
Sep 17 18:26:42 Schrodinger srs[2010780]: ==2010780==Hint: address points to the zero page.
Sep 17 18:26:42 Schrodinger srs[2010780]: AddressSanitizer:DEADLYSIGNAL
Sep 17 18:26:42 Schrodinger srs[2010780]: AddressSanitizer: nested bug in the same thread, aborting.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Main process exited, code=exited, status=1/FAILURE
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010813 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010815 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010870 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010871 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011059 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011060 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011098 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011099 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011214 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011240 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011792 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011806 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2015267 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2043402 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066306 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066307 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2073425 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2074054 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011916 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010809 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010816 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011808 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2054824 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2015268 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2043401 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011791 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011213 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2067754 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010871 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011099 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011214 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011240 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011792 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011806 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2043402 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066306 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066307 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2074054 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011916 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011808 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2054824 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011791 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011213 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011098 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2015268 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2043401 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011791 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011213 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2067754 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2010871 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011099 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011214 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011240 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011792 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011806 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2043402 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066306 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2066307 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2074054 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011916 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011808 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2054824 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011791 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011213 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011098 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2011059 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Killing process 2015267 (ffmpeg) with signal SIGKILL.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed to kill control group /system.slice/srs.service, ignoring: Invalid argument
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Failed with result 'exit-code'.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2010871 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011099 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011214 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011240 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011806 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2043402 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2066306 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2066307 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2074054 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011916 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011808 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2054824 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011791 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011213 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Unit process 2011098 (ffmpeg) remains running after unit stopped.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Consumed 1h 28min 22.405s CPU time, 2.8G memory peak, 0B memory swap peak.
Sep 17 18:26:42 Schrodinger systemd[1]: srs.service: Scheduled restart job, restart counter is at 2.
Sep 17 18:26:42 Schrodinger systemd[1]: Started srs.service - Srs PROD.
Sep 17 18:26:42 Schrodinger srs[2074508]: [2025-09-17 18:26:42.814][INFO][2074508][lm9du6p9] XCORE-SRS/6.0.177(Hang)
Sep 17 18:26:42 Schrodinger srs[2074508]: [2025-09-17 18:26:42.814][INFO][2074508][lm9du6p9] config parse complete
Sep 17 18:26:42 Schrodinger srs[2074508]: [2025-09-17 18:26:42.814][INFO][2074508][lm9du6p9] write log to console
Sep 17 18:26:42 Schrodinger srs[2074508]: [2025-09-17 18:26:42.815][INFO][2074508][lm9du6p9] SRS/6.0.177(Hang), MIT
Sep 17 18:26:42 Schrodinger srs[2074508]: [2025-09-17 18:26:42.815][INFO][2074508][lm9du6p9] authors: Winlin<winlinvip@gmail.com> XiaoZhihong<hondaxiao@tencent.com> Winlin<winlinvip@gmail.com> ZhaoWenjie<zh>

    transcode {
        enabled on;
        ffmpeg /usr/local/bin/ffmpeg;
        engine ff {
            enabled on;

            perfile {
                re;
            }
            iformat flv;

            vfilter {
                vf 'scale=360:-2';
            }
            vcodec libx264;
            vbitrate 300;
            vfps 20;
            vthreads 12;
            vprofile baseline;
            vpreset superfast;
            vparams {
            }
            acodec aac;
            abitrate 48000;
            asample_rate 44100;
            achannels 2;
            aparams {
            }
            output rtmp://127.0.0.1:1937/[app]/[stream]?vhost=small;
        }
    }

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